Gundlakamma
The Gundlakamma river rises near Iskagundam village in Kurnool district at an elevation of 600 m from the Eastern slopes of the Nallamala hills at North latitude 15º 38' and East longitude 78º 47' and flows in a North-East, East and Southern direction for a total length of 220 km to join the Bay of Bengal. The total area drained by this river is 8,494 Sq Km. The Kandleru is its important left bank tributary.